{
  "name": "UltraLearn - 个人知识图谱",
  "short_name": "UltraLearn",
  "description": "学习图谱，知识点可视化与掌握追踪",
  "start_url": "/knowledge-graph",
  "scope": "/",
  "display": "fullscreen",
  "orientation": "any",
  "background_color": "#0f172a",
  "theme_color": "#0f172a",
  "categories": ["education", "productivity"],
  "icons": [
    { "src": "/icon-192.svg", "sizes": "192x192", "type": "image/svg+xml", "purpose": "any" },
    { "src": "/icon-512.svg", "sizes": "512x512", "type": "image/svg+xml", "purpose": "any maskable" }
  ]
}